<tr class="<?php echo RS_row_class() ?>">
  <td><?php echo $tpl['crawl_datetime']; ?></td>
  <td align="right"><?php echo $tpl['crawl_dur']; ?></td>
  <td align="right"><?php echo $tpl['crawl_count']; ?></td>
<?php
reset($tpl['stat']);
while(list(, $value) = each($tpl['stat'])) {
  if ($value == 0) {
    $value = '&nbsp;';
  }
?>
  <td align="right"><?php echo $value; ?></td>
<?php
};
?>
</tr>